This report summarizes the results of the U.S. Fish and Wildlife Service's findings, with emphasis on the wetlands associated with the islands in the designated Boston Harbor Islands NRA. Generalized wetland maps are included in this publication. More detailed map information can be obtained from the NWI website (http: //wetlands.fws.gov) where NWI digital map data can be downloaded for GIS applications or data can be directly viewed through the "interactive mapper tool."